精益生产价值流图

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Flow
• Ideal flow = 1 piece at a time • Rate determined by customer demand - Takt time • Work balanced for each person or machine • Travel distance for materials & people minimized • Standard Work utilized
layouts and visibility
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Inventory
• Excess inventory requires handling, space, $$, people, and paperwork.
Flow what you can… Pull what you can’t… • Requires that all steps in the process be:
Capable = Right every time Available = Always able to run Adequate = Capacity to avoid bottlenecks
8 Wastes
• Overproduction • Inventory • Waiting • Transporting • Unnecessary processing • Unnecessary motion • Defects • Under utilization of people
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Over-Production
• Producing more than what the customer really wants.
• Ways to Overcome:
– Reduce setup times – Synchronize time and
amount of processes – Create compact
Delivery/ Service
Ideally, we’d want the materials, information and cash to flow smoothly (without interruption) and as quickly as possible through this stream.
精益生产价值流图
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What is Lean?
Lean is a
that focuses on:
Creating value for the Customer
Eliminating Waste
Continuous incremental improvement
begin again
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It All starts with Waste Identification
• Identify all forms of Waste throughout our entire Value Stream before:
From “Lean Lexicon”
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Order Fulfillment Value Stream
Sales Order Receipt
RM Order & Receipt
Manufacturing
Packaging
Distribution
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Phases of Lean Journey
• Phase 1-Identify/Map Value Streams • Phase 2-Prioritize opportunities • Phase 3-Utilize Lean tools to eliminate waste • Phase 4-Control the flow • Phase 5-Lean metrics • Phase 6-Re-evaluate Value Streams and
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Lean Elements
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Value
• “What is the
willing to Pay for?”
• 3 Types of Customers:
Reducing the waste or Eliminating the waste
• This will enable us to prioritize our efforts and focus on the high potential events first.
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What is a Value Stream?
“All of the actions, value or non value added that are required to bring a product from concept to launch or from raw material order to delternal end-user or paying customer
The downstream customer of any internal upstream process.
Your company as the customer of external suppliers.